package main

import "fmt"

func main() {
	var graph = make(map[string]map[string]int)
	graph["一年级一班"] = map[string]int{
		"张三": 20,
		"李四": 21,
		"王五": 22,
	}

	graph["一年级二班"] = map[string]int{
		"赵六": 21,
		"陈七": 21,
		"刘八": 20,
	}

	for k, v := range graph {
		fmt.Println(k, " = ", v)
	}

}
